30 MCQ's on Computer Science
1. What does trigger do in Microsoft PowerPoint?
- [A] to start the slideshow
- [B] to end the slideshow
- [C] initiate a sequence of animations by clicking on a specific object
- [D] to start random special effects when a particular key is pressed
Answer - [C] initiate a sequence of animations by clicking on a specific object
2. How big is the currency data type?
- [A] 2 bytes
- [B] 4 bytes
- [C] 6 bytes
- [D] 8 bytes
Answer - [D] 8 bytes
3. What does BCC stand for?
- [A] Blank carbon copy
- [B] Blind carbon copy
- [C] Blue carbon copy
- [D] Black carbon copy
Answer - [B] Blind carbon copy
4. What does the email service's Outbox mean?
- [A] Place to keep deleted emails
- [B] Emails which are received are kept here
- [C] Copies of email are kept here which are to be sent
- [D] None
Answer - [C] Copies of email are kept here which are to be sent
5. Which of these is a program that infects computers?
- [A] A Dropper
- [B] A Wrapbox
- [C] A Logic bomb
- [D] None of the above
Answer - [A] A Dropper
6. What is an attempt to keylog?
- [A] attack where keys of the keyboard stop working
- [B] action of recording the keys struck on a keyboard
- [C] action of sending a different input than the key pressed by the user
- [D] None of the above
Answer - [B] action of recording the keys struck on a keyboard
7. Which of these cards enables its owner to make purchases of goods and services on the assurance that they will be paid for?
- [A] Bank Passbook
- [B] Debit cards
- [C] Credit cards
- [D] None of the above
Answer - [C] Credit cards
8. What do we call the ATMs whose hardware is held by the service provider but whose sponsor bank provides cash management and network connectivity?
- [A] White label ATM
- [B] Brown label ATM
- [C] Black label ATM
- [D] None of the above
Answer - [B] Brown label ATM
9. Which of the following best describes how to use a mobile device's browser to access secure online banking functions?
- [A] Mobile Banking
- [B] WAP Banking
- [C] WEB Banking
- [D] SMS Banking
Answer - [B] WAP Banking
10. Which of the following is a component of a hybrid cloud?
- [A] SaaS and PaaS
- [B] Public Cloud and Private Cloud
- [C] Community Cloud
- [D] Traditional IT and Cloud Infrastructure
Answer - [B] Public Cloud and Private Cloud
- 11) Which of the following best describes web 2.0?
- (A) A Series of technological improvements in World Wide Web
- (B) A New version of Internet
- (C) A New labeling of old Softwares improved
- (D) None of the above
Answer- (A) A Series of technological improvements in World Wide Web
- 12) Which of the aforementioned is an illustration of an analogue signal?
- (A) Human Speech via an electrified copper wire
- (B) Sound via an electrified copper wire
- (C) Both 1 and 2
- (D) Light
- 13) Who was connected to the Harvard Mark I or IBM Automatic Sequence Controlled Calculator, the first large-scale digital computer?
- (A) Konrad Zuse
- (B) John Atanasoff
- (C) Clifford Berry
- (D) Howard Aiken
- 14) Which of the following describes a hybrid computer?
- (A) digital computer
- (B) mainframe computer
- (C) analog computer
- (D) both analog and digital computer
- 15) 1 kilobyte contains?
- (A) 128 bytes
- (B) 1000 bytes
- (C) 1024 bytes
- (D) 1036 bytes
- 16) What is the W3C's full name?
- (A) World Wide Web Command
- (B) World Wide Web Consortium
- (C) World Wide Web Center
- (D) World Wide Web Company
- 17) What will be the number of bytes, transferred at the rate of 1 Kilobit per second?
- (A) 108
- (B) 100
- (C) 140
- (D) 125
- 18) Whose book contains the first mention of the word "computer"?
- (A) Enid Blyton
- (B) Mark Twain
- (C) Sherlock Holmes
- (D) Richard Braithwait
- 19) Which register from the list below can store both data and addresses?
- (A) Address Register
- (B) General Purpose Register
- (C) Data Register
- (D) Status Register
- 20) Which of the mentioned audio / video formats was made by Microsoft
- (A) WMA
- (B) MPEG
- (C) AVS
- (D) ADX
- 21) What is the name of the data storage unit that has the value 2 to the 70th power?
- (A) Yobibite
- (B) Zebibyte
- (C) Yottabite
- (D) None of the above
Answer- (B) Zebibyte
- 22) Which of the following is not a payment card technology?
- (A) Smart Card
- (B) Magnetic Stripe Card
- (C) Fleet Card
- (D) All of them are payment card technologies
- 23) Which of the following items is frequently promoted as a companion device?
- (A) Desktop
- (B) Laptop
- (C) UMPC
- (D) Netbook
- 24) The first computer to be sold commercially was which of the following?
- (A) Manchester Mark 1
- (B) Manchester Baby
- (C) Ferranti Mark 1
- (D) EDVAC
- 25) What are the basic four components of a digital computer?
- (A) Control Unit and ALU
- (B) Input-Output Equipment
- (C) Main Memory
- (D) All of the above
- 26) Which company created the "Rational Unified Process" (RUP) framework for software development?
- (A) IBM
- (B) Microsoft
- (C) Compaq
- (D) None of these
- 27) Which of the following is referred to by the phrase 128-bit era?
- (A) Super computers
- (B) Laptops
- (C) Sixth generation Computers
- (D) Video game Consoles
- 28) Microsoft was founded in which year ?
- (A) 1974
- (B) 1970
- (C) 1976
- (D) 1975
- 29) Which of the following accurately reflects the release order of the items by the well-known corporation Apple?
- (A) Mac, iPad, ipod, iPhone
- (B) Mac, iPod, iPhone, iPad
- (C) Mac, iPod, iPad, iPhone
- (D) Mac, iPhone, iPod, iPad
- 30) When were the first electronic digital calculators created?
- (A) During World War I
- (B) During Industrial Revolution
- (C) During Cold War
- (D) During World War II
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